feat: init

2026-06-07 11:30:56 +08:00
commit 563381c1ca
361 changed files with 41327 additions and 0 deletions
@@ -0,0 +1,210 @@
+use crate::error::AppError;
+use crate::models::common::{DeliveryChannel, NotificationType, Role};
+use crate::models::notifications::NotificationTemplate;
+use crate::models::users::User;
+use crate::service::NotificationService;
+use crate::session::Session;
+use serde::{Deserialize, Serialize};
+use uuid::Uuid;
+
+use super::util::clamp_limit_offset;
+
+#[derive(Debug, Deserialize, Serialize)]
+pub struct CreateTemplateParams {
+    pub key: String,
+    pub notification_type: NotificationType,
+    pub channel: DeliveryChannel,
+    pub locale: String,
+    pub subject_template: Option<String>,
+    pub title_template: String,
+    pub body_template: String,
+    pub action_text_template: Option<String>,
+    pub enabled: bool,
+}
+
+#[derive(Debug, Deserialize, Serialize)]
+pub struct UpdateTemplateParams {
+    pub subject_template: Option<String>,
+    pub title_template: Option<String>,
+    pub body_template: Option<String>,
+    pub action_text_template: Option<String>,
+    pub enabled: Option<bool>,
+}
+
+impl NotificationTemplate {
+    pub async fn find_by_id(pool: &sqlx::PgPool, id: Uuid) -> Result<Option<Self>, AppError> {
+        sqlx::query_as::<_, NotificationTemplate>(
+            "SELECT id, key, notification_type, channel, locale, subject_template, title_template, \
+             body_template, action_text_template, enabled, created_by, created_at, updated_at \
+             FROM notification_template WHERE id = $1",
+        )
+        .bind(id)
+        .fetch_optional(pool)
+        .await
+        .map_err(AppError::Database)
+    }
+
+    pub async fn list_all(
+        pool: &sqlx::PgPool,
+        limit: i64,
+        offset: i64,
+    ) -> Result<Vec<Self>, AppError> {
+        sqlx::query_as::<_, NotificationTemplate>(
+            "SELECT id, key, notification_type, channel, locale, subject_template, title_template, \
+             body_template, action_text_template, enabled, created_by, created_at, updated_at \
+             FROM notification_template ORDER BY key, channel, locale LIMIT $1 OFFSET $2",
+        )
+        .bind(limit)
+        .bind(offset)
+        .fetch_all(pool)
+        .await
+        .map_err(AppError::Database)
+    }
+}
+
+impl NotificationService {
+    /// Check if user is system admin
+    async fn ensure_system_admin(&self, session: &Session) -> Result<Uuid, AppError> {
+        let user_id = session.user().ok_or(AppError::Unauthorized)?;
+        let user: User = sqlx::query_as(
+            "SELECT id, username, display_name, avatar_url, bio, status, role, visibility, \
+             is_active, is_bot, last_login_at, created_at, updated_at, deleted_at \
+             FROM \"user\" WHERE id = $1 AND deleted_at IS NULL",
+        )
+        .bind(user_id)
+        .fetch_optional(self.ctx.db.reader())
+        .await
+        .map_err(AppError::Database)?
+        .ok_or(AppError::NotFound("User not found".into()))?;
+
+        if user.role != Role::System && user.role != Role::Admin {
+            return Err(AppError::Forbidden("System admin access required".into()));
+        }
+
+        Ok(user_id)
+    }
+
+    pub async fn list_templates(
+        &self,
+        session: &Session,
+        limit: i64,
+        offset: i64,
+    ) -> Result<Vec<NotificationTemplate>, AppError> {
+        self.ensure_system_admin(session).await?;
+        let (limit, offset) = clamp_limit_offset(limit, offset);
+        NotificationTemplate::list_all(self.ctx.db.reader(), limit, offset).await
+    }
+
+    pub async fn get_template(
+        &self,
+        session: &Session,
+        template_id: Uuid,
+    ) -> Result<NotificationTemplate, AppError> {
+        self.ensure_system_admin(session).await?;
+        NotificationTemplate::find_by_id(self.ctx.db.reader(), template_id)
+            .await?
+            .ok_or(AppError::NotFound("template not found".into()))
+    }
+
+    pub async fn create_template(
+        &self,
+        session: &Session,
+        params: CreateTemplateParams,
+    ) -> Result<NotificationTemplate, AppError> {
+        let user_id = self.ensure_system_admin(session).await?;
+        let id = Uuid::now_v7();
+        let now = chrono::Utc::now();
+
+        sqlx::query(
+            "INSERT INTO notification_template \
+             (id, key, notification_type, channel, locale, subject_template, title_template, \
+             body_template, action_text_template, enabled, created_by, created_at, updated_at) \
+             VALUES ($1, $2, $3, $4, $5, $6, $7, $8, $9, $10, $11, $12, $12)",
+        )
+        .bind(id)
+        .bind(&params.key)
+        .bind(params.notification_type.as_str())
+        .bind(params.channel.as_str())
+        .bind(&params.locale)
+        .bind(params.subject_template)
+        .bind(&params.title_template)
+        .bind(&params.body_template)
+        .bind(params.action_text_template)
+        .bind(params.enabled)
+        .bind(user_id)
+        .bind(now)
+        .execute(self.ctx.db.writer())
+        .await
+        .map_err(AppError::Database)?;
+
+        NotificationTemplate::find_by_id(self.ctx.db.reader(), id)
+            .await?
+            .ok_or(AppError::InternalServerError(
+                "failed to fetch created template".into(),
+            ))
+    }
+
+    pub async fn update_template(
+        &self,
+        session: &Session,
+        template_id: Uuid,
+        params: UpdateTemplateParams,
+    ) -> Result<NotificationTemplate, AppError> {
+        self.ensure_system_admin(session).await?;
+        let now = chrono::Utc::now();
+
+        let existing = NotificationTemplate::find_by_id(self.ctx.db.reader(), template_id)
+            .await?
+            .ok_or(AppError::NotFound("template not found".into()))?;
+
+        let subject_template = params.subject_template.or(existing.subject_template);
+        let title_template = params.title_template.unwrap_or(existing.title_template);
+        let body_template = params.body_template.unwrap_or(existing.body_template);
+        let action_text_template = params
+            .action_text_template
+            .or(existing.action_text_template);
+        let enabled = params.enabled.unwrap_or(existing.enabled);
+
+        sqlx::query(
+            "UPDATE notification_template \
+             SET subject_template = $1, title_template = $2, body_template = $3, \
+             action_text_template = $4, enabled = $5, updated_at = $6 \
+             WHERE id = $7",
+        )
+        .bind(subject_template)
+        .bind(&title_template)
+        .bind(&body_template)
+        .bind(action_text_template)
+        .bind(enabled)
+        .bind(now)
+        .bind(template_id)
+        .execute(self.ctx.db.writer())
+        .await
+        .map_err(AppError::Database)?;
+
+        NotificationTemplate::find_by_id(self.ctx.db.reader(), template_id)
+            .await?
+            .ok_or(AppError::InternalServerError(
+                "failed to fetch updated template".into(),
+            ))
+    }
+
+    pub async fn delete_template(
+        &self,
+        session: &Session,
+        template_id: Uuid,
+    ) -> Result<(), AppError> {
+        self.ensure_system_admin(session).await?;
+        let result = sqlx::query("DELETE FROM notification_template WHERE id = $1")
+            .bind(template_id)
+            .execute(self.ctx.db.writer())
+            .await
+            .map_err(AppError::Database)?;
+
+        if result.rows_affected() == 0 {
+            return Err(AppError::NotFound("template not found".into()));
+        }
+
+        Ok(())
+    }
+}